Nigra line
[醫] 黑線(白線在妊娠時因色素沉著而變成)
?? 詞語組成解析
[醫] 黑質
line
[la?n]
n. 線條;排;行列;界線;
vt. 排隊;用線標出;沿…排列成行;給…安襯里;
vi. 形成一層;排隊;擊出平直球;
??? 情景例句
The economy is booming in this country.
這個國家的經濟形勢一片大好。
It's none of my business,but I think you ought to work harder.
它是不關我的事，但是我認為你應該努力工作。
By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
到了那個時候，狀況良好的蘭開斯特轟炸機實屬罕見，值得搶救。